Testimonials

See the opinions of students and educators just like you. Select from the following to learn more.

Use CK-12 FlexBooks® to Replace Traditional Textbooks
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Use CK-12 FlexBooks® to Replace Traditional Textbooks
Creating Teams to Make CK-12 FlexBooks®
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Creating Teams to Make CK-12 FlexBooks®
Many Reasons to Use CK-12 FlexBooks®
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Many Reasons to Use CK-12 FlexBooks®
Translate FlexBooks® with just One Click!
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Translate FlexBooks® with just One Click!
The Power of CK-12's Highlighting Tool and Word Definitions
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The Power of CK-12's Highlighting Tool and Word Definitions
Finding the Right People to Pilot CK-12 FlexBooks®
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Finding the Right People to Pilot CK-12 FlexBooks®
Curating CK-12 FlexBooks® for Relevance and Engagement
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Curating CK-12 FlexBooks® for Relevance and Engagement
Incorporating Current Events into a CK-12 FlexBook® the Next Day
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Incorporating Current Events into a CK-12 FlexBook® the Next Day
CK-12 is the High Quality Online Resource Teachers and Students Can Trust
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CK-12 is the High Quality Online Resource Teachers and Students Can Trust
Talk to the Text with CK-12's Highlighting Tool
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Talk to the Text with CK-12's Highlighting Tool
El Paso Bought Laptops and Still Saved Money with CK-12!
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El Paso Bought Laptops and Still Saved Money with CK-12!
Upgrade, Update, and Customize with CK-12
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Upgrade, Update, and Customize with CK-12

Comments from Educators

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Felicity

CK-12 has helped my students and I a great deal. First, I would to say my students who use it, love it and have also told me that they have learned how to use to their advantage for their other subjects. Secondly, I love it too. I like that it has great s

Felicia J.

Allow for my students to receive enrichment with the concepts of mathematics.

Fatima P.

school

Fatima

TEACHING CHEMISTRY

Fatih

Assistance with after school program

Farae

It brings new ideas and learning strategies to the table.

Faith W.

sience

Faith

Instructional texts for students to learn curriculum standards

F Woodall

Thanks for all the content assistance!

Eve S.

Comments from Students

they helped me learn more about the digestive sysyem

Kiarah C.

This site has helped me, with my biology, projects, understandment of learning more ways to solve work. Happy anniversary.

Kiara M.

Has helped me find all I need to know.

Kiara

In my math class this has been a great resource for homework and classwork.

Khadara

It's helped me a lot with my AP Biology class it clears up the topics I don't understand.

Keyli

CK-12 has helped me with my science class!

Keylee

It is a great learning tool for me and I love it so much

Keydon S.

An awesome learning tool

Keelan M.

CK-12 has helped me bring my grades up and help me pass 7th grade. It is an easy and credible source anyone can use.

Keekee C.

this has helped me with my learning abilities and also by learning new things I have never even thought about

Keekee